buildd keys: armhf now allowed to upload armel binary packages

[Ansgar Burchardt <ansgar@debian.org>]

Hi,

just for the record:

as requested on IRC, I changed the ACL to allow armhf buildds to upload
binary packages for armel (similar to amd64/i386 and s390x/s390[1]).

Ansgar

  [1] <https://lists.debian.org/debian-wb-team/2013/06/msg00005.html>